<template>
  <div class="account-box">
    <div class="toggle">
      <a @click="isMsgLogin = false" v-show="isMsgLogin" href="javascript:;">
        <i class="iconfont icon-user"></i> 使用账号登录
      </a>
      <a @click="isMsgLogin = true" v-show="!isMsgLogin" href="javascript:;">
        <i class="iconfont icon-msg"></i> 使用短信登录
      </a>
      <!-- <a @click="isMsgLogin=!isMsgLogin"  href="javascript:;">
        <i class="iconfont icon-msg"></i> 使用{{isMsgLogin?'账号':'短信'}}登录
      </a> -->
    </div>

    <!-- 登录 - 用户名和密码 -->
    <!-- errors 就是校验失败时由组件内部返回的对象 -->
    <Form
      ref="formCom"
      class="form"
      :validation-schema="veeValidateSchema"
      v-slot="{ errors }"
    >
      <template v-if="!isMsgLogin">
        <!-- 请输入用户名或密码 -->
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-user"></i>
            <Field
              :class="{ error: errors.account }"
              v-model="form.account"
              name="account"
              type="text"
              placeholder="请输入用户名或手机号"
            />
          </div>
          <div class="error" v-if="errors.account">
            <i class="iconfont icon-warning" />{{ errors.account }}
          </div>
        </div>
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-lock"></i>
            <Field
              :class="{ error: errors.password }"
              v-model="form.password"
              name="password"
              type="password"
              placeholder="请输入密码"
            />
          </div>
          <div class="error" v-if="errors.password">
            <i class="iconfont icon-warning" />{{ errors.password }}
          </div>
        </div>
      </template>

      <!-- 登录 - 手机验证码 -->
      <template v-else>
        <!-- 请输入手机号或验证码-->
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-user"></i>
            <Field
              :class="{ error: errors.mobile }"
              v-model="form.mobile"
              name="mobile"
              type="text"
              placeholder="请输入手机号"
            />
          </div>
          <div class="error" v-if="errors.mobile">
            <i class="iconfont icon-warning" />{{ errors.mobile }}
          </div>
        </div>
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-code"></i>
            <Field
              :class="{ error: errors.code }"
              v-model="form.code"
              name="code"
              type="code"
              placeholder="请输入验证码"
            />
            <span class="code" @click="btnSend">{{
              time === 0 ? "发送验证码" : `${time}秒后发送`
            }}</span>
          </div>
          <div class="error" v-if="errors.code">
            <i class="iconfont icon-warning" />{{ errors.code }}
          </div>
        </div>
      </template>
      <div class="form-item">
        <div class="agree">
          <!-- <XtxCheckbox v-model="form.isAgree" /> -->
          <Field name="isAgree" v-model="form.isAgree" as="XtxCheckbox" />
          <span>我已同意</span>
          <a href="javascript:;">《隐私条款》</a>
          <span>和</span>
          <a href="javascript:;">《服务条款》</a>
        </div>
        <div class="error" v-if="errors.isAgree">
          <i class="iconfont icon-warning" />{{ errors.isAgree }}
        </div>
      </div>
      <a href="javascript:;" class="btn" @click="login">登录</a>
    </Form>
    <div class="action">
      <a
        href="https://graph.qq.com/oauth2.0/show?which=Login&display=pc&client_id=100556005&response_type=token&scope=all&redirect_uri=http%3A%2F%2Fwww.corho.com%3A8080%2F%23%2Flogin%2Fcallback"
      >
        <img
          src="https://qzonestyle.gtimg.cn/qzone/vas/opensns/res/img/Connect_logo_7.png"
          alt=""
        />
      </a>
      <div class="url">
        <a href="javascript:;">忘记密码</a>
        <a href="javascript:;">免费注册</a>
      </div>
    </div>
  </div>
</template>

<script>
import { onUnmounted, reactive, ref, watch } from 'vue'
import { Form, Field } from 'vee-validate'
import {
  userAccountLogin,
  userMobileLogin,
  userMobileLoginMsg
} from '@/api/user'

import Message from '@/components/library/Message.js'
// 导入校验方案
import veeValidateSchema from '@/utils/vee-validate-schema'
import { useStore } from 'vuex'
import { useRouter } from 'vue-router'
import { useIntervalFn } from '@vueuse/core'
export default {
  name: 'LoginForm',
  components: {
    Form,
    Field
  },
  setup () {
    // 是否短信登录
    const isMsgLogin = ref(false)

    // 表单信息对象 - 后续提交表单时需要校验当前对象
    const form = reactive({
      isAgree: false,
      account: '',
      password: '',
      mobile: '',
      code: ''
    })

    const formCom = ref(null)

    watch(isMsgLogin, () => {
      // 重置表单信息
      form.isAgree = false
      form.account = ''
      form.password = ''
      form.mobile = ''
      form.code = ''
      // 清空错误信息
      formCom.value.resetForm()
    })

    const time = ref(0)
    const { resume, pause } = useIntervalFn(
      () => {
        time.value--
        if (time.value <= 0) {
          pause()
        }
      },
      1000,
      { immediate: false }
    )

    onUnmounted(() => {
      pause()
    })

    // 验证码
    const btnSend = async () => {
      const validateResult = veeValidateSchema.mobile(form.mobile)
      if (validateResult === true) {
        if (time.value !== 0) return
        try {
          await userMobileLoginMsg(form.mobile)
          time.value = 60
          resume()
          Message({ type: 'success', message: '发送成功' })
        } catch (error) {
          console.dir(error)
          Message({ type: 'warn', message: error.response.data.message })
        }
      } else {
        formCom.value.setFieldError('mobile', validateResult)
      }
    }

    const store = useStore()
    const router = useRouter()
    const redirectUrl = router.currentRoute.value.query.redirectUrl || '/'
    console.log('🔔登录成功后，需要回跳转的地址', redirectUrl)
    store.commit('user/setRedirectUrl', redirectUrl)
    // console.log(router)
    // 点击登录按钮
    const login = async () => {
      // .validate() 获取表单校验结果：true 表示校验通过，false 不通过
      const valid = await formCom.value.validate()
      //   console.log(valid)
      if (valid) {
        // Message({ type: 'success', message: '登录成功' })
        try {
          let userInfo = null
          // 情况1：账号密码登录
          if (isMsgLogin.value === false) {
            // 传递用户名和密码登录
            const { result } = await userAccountLogin({
              account: form.account,
              password: form.password
            })
            userInfo = result
          } else {
            // 情况2：手机验证登录
            const { result } = await userMobileLogin({
              mobile: form.mobile,
              code: form.code
            })
            userInfo = result
          }

          //   console.log(result)
          // ✅ 1. 把 token 和 用户信息 存储起来
          store.commit('user/setUser', userInfo)
          // 2. 跳转页面（回调到登录前页面 或者 跳首页）
          router.push(store.state.user.redirectUrl)
          // 3. 登录成功提示
          Message({ type: 'success', message: '登录成功' })

          // 合并购物车数据
          store.dispatch('cart/mergeLocalCart')
        } catch (error) {
          // console.log(error);
          // 失败的提示
          Message({ type: 'warn', message: '用户名或者密码失败' })
        }
      } else {
        Message({ type: 'error', message: '表单校验失败' })
      }
    }

    return {
      isMsgLogin,
      form,
      veeValidateSchema,
      formCom,
      login,
      btnSend,
      time
    }
  }
}
</script>

<style lang="less" scoped>
// 账号容器
.account-box {
  .toggle {
    padding: 15px 40px;
    text-align: right;
    a {
      color: @xtxColor;
      i {
        font-size: 14px;
      }
    }
  }
  .form {
    padding: 0 40px;
    &-item {
      margin-bottom: 28px;
      .input {
        position: relative;
        height: 36px;
        > i {
          width: 34px;
          height: 34px;
          background: #cfcdcd;
          color: #fff;
          position: absolute;
          left: 1px;
          top: 1px;
          text-align: center;
          line-height: 34px;
          font-size: 18px;
        }
        input {
          padding-left: 44px;
          border: 1px solid #cfcdcd;
          height: 36px;
          line-height: 36px;
          width: 100%;
          &.error {
            border-color: @priceColor;
          }
          &.active,
          &:focus {
            border-color: @xtxColor;
          }
        }
        .code {
          position: absolute;
          right: 1px;
          top: 1px;
          text-align: center;
          line-height: 34px;
          font-size: 14px;
          background: #f5f5f5;
          color: #666;
          width: 90px;
          height: 34px;
          cursor: pointer;
        }
      }
      > .error {
        position: absolute;
        font-size: 12px;
        line-height: 28px;
        color: @priceColor;
        i {
          font-size: 14px;
          margin-right: 2px;
        }
      }
    }
    .agree {
      a {
        color: #069;
      }
    }
    .btn {
      display: block;
      width: 100%;
      height: 40px;
      color: #fff;
      text-align: center;
      line-height: 40px;
      background: @xtxColor;
      &.disabled {
        background: #cfcdcd;
      }
    }
  }
  .action {
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    .url {
      a {
        color: #999;
        margin-left: 10px;
      }
    }
  }
}
</style>
